//C07:exec_7_3.c
#include <stdio.h>
int main(void)
{
    int arr[][333] = {
        {1,2,3},
        {1,2,3},
        {1,2,3}
    };
    int sum1 = 0,sum2 = 0;
    sum1 = arr[0][0] + arr[1][1] + arr[2][2];
    sum2 = arr[0][2] + arr[1][1] + arr[2][0];
    printf("sum1 = %d, sum2 = %d\n", sum1, sum2); 
    
}
